Template:Stringlist:RegexSubset syntax
%subsetList = sl:RegexSubset( regex, [Options= string], [Status= %output], - [StartCol= number], [EndCol= number]) Throws InvalidRegex
%subsetList = sl:RegexSubset( regex, [Options= string], [Status= %output], - [StartCol= number], [EndCol= number]) Throws InvalidRegex